CN2507578Y - Prestraightening second guide mechanism for hot-rolled ribbed bar reel paying-off straightener - Google Patents
Prestraightening second guide mechanism for hot-rolled ribbed bar reel paying-off straightener Download PDFInfo
- Publication number
- CN2507578Y CN2507578Y CN 01249741 CN01249741U CN2507578Y CN 2507578 Y CN2507578 Y CN 2507578Y CN 01249741 CN01249741 CN 01249741 CN 01249741 U CN01249741 U CN 01249741U CN 2507578 Y CN2507578 Y CN 2507578Y
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- China
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- frame
- steel bar
- straightening
- supported slab
- fixed supported
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- Expired - Fee Related
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Abstract
The utility model relates to a device for straightening wires, particularly a pre-straightening and auxiliary guide mechanism of a reel coiling and opening straightener of a hot-rolling and ribbed steel bar, which comprises a straightener base (1), an axle base (2), a swing frame, an extension spring (13) and an extension spring base (14), wherein the swing frame is composed of hollow stub axles (3), (4), a fixed plate supporting frame (5), a fixed roll (6), a movable plate supporting frame (7), a movable roll (8), an adjusting frame (9), a spring (10), screw nuts (11), a screw rod (12) and an adjusting handle (13). Because of adopting the design, the utility model can help the steel bar which is just opened lighten the twist extent, and can overcome the partial twist stress of the steel bar so as to easily make the steel bar fed into a straightening mechanism to straighten and become the qualified steel bar.
Description
Technical field
The utility model relates to a kind of equipment of aligning wire rod, particularly hot rolled ribbed steel bar and coils decoiling and straightening machine pre-straightening auxiliary guide mechanism.
Background technology
It is the wire rod kind that the high-speed wire mill high-speed rolling comes out that hot rolled ribbed steel bar (containing the new II grade reinforcing steel of 400Mpa) is coiled, and belongs to a kind of high drum volume with vertical rib.Because the cross rib that its existing common reinforcing bar had has the vertical rib of the symmetry of two projectioies again, also have reversing towards 360 ° on an every circle of direction, so the uncoiling that hot rolled ribbed steel bar is coiled aligning problem has become building industry and metallurgical industry a great problem, though this difficult problem through the several years effort of numerous producer, still fails to be resolved so far.Relevant producer tried out several different methods when this reinforcing bar of aligning: will coiling by traditional method of having is placed on the rotating disk, after launching, adopt surrounding edge rotation frame straightening mechanism to align along coiling, because this method of deploying has kept original the reversing of reinforcing bar, and when the smoothing roll of rotation frame straightening mechanism or the work of aligning piece is to do spiral rolling at rebar surface, so the vertical rib in aligning back still reverses, longitudinal and transverse rib damage is serious; To coil of having axially launched the back along its every circle and sent into fixedly the posture straightening mechanism by the traction guiding mechanism and align, and the guide frame of receiving is made up of support and yarn collecting package, and yarn collecting package is a hollow truncated cone-shaped greatly mouthful backwards, and it is fixedly mounted on the support.Owing to rotate along the reinforcing bar direction of motion at rebar surface during the pressure roller of this straightening mechanism (comprising traction guide roller and the smoothing roll of aligning from vertical rib direction) work, so alleviated the degree of injury of vertical rib and cross rib to a certain extent.But because of it is to send into fixedly the posture straightening mechanism by haulage gear and align coiling after the expansion directly, be shaped to when making cooling that every circle reverses that 360 ° coil sent into the traction guiding mechanism after the expansion and fixedly during the posture straightening mechanism, reinforcing bar still can rotate while advancing between the pressure roller of traction guiding mechanism, vertical rib on it is difficult to enter smoothly in the groove of pressure roller periphery, so its longitudinal and transverse rib still is subjected to damage to a certain degree, the surface quality of reinforcing bar does not still meet the specification requirement (mainly being that vertical rib damage is serious) of GB 1499-1998.
Summary of the invention
The purpose of this utility model is to overcome the disadvantages of background technology part and provide a kind of and be installed in before the straightening mechanism, and the hot rolled ribbed steel bar that alleviates the degree of reversing in order to the reinforcing bar after helping to launch is coiled decoiling and straightening machine pre-straightening auxiliary guide mechanism.
The technical solution of the utility model: hot rolled ribbed steel bar is coiled decoiling and straightening machine pre-straightening auxiliary guide mechanism and is comprised support, axle bed, swing span and elastic part, swing span is by hollow minor axis, the fixed supported slab frame, stationary roll, the movable supporting board frame, movable roll, clamping force adjusting device and adjustment seat are formed, axle bed is installed on the support, hollow minor axis is positioned at the two ends of fixed supported slab frame, the fixed supported slab frame is installed on the axle bed and by elastic part by hollow minor axis and is connected with support, the movable supporting board frame is installed on the fixed supported slab frame by adjusting seat, and be connected with support by elastic part, the movable supporting board frame is installed on the fixed supported slab frame by hollow minor axis, the clamping force adjusting device is installed in to be adjusted on the seat, and stationary roll and movable roll are installed in respectively on fixed supported slab frame and the movable supporting board frame.
The utility model is owing to adopt as above design, and the reinforcing bar after helping just to launch alleviates the degree of reversing, and overcomes reinforcing bar part distorting stress, and aligning becomes qualified reinforcing bar in the straightening mechanism so that successfully reinforcing bar is sent into.
Description of drawings
Accompanying drawing 1 is a structural representation of the present utility model;
Accompanying drawing 2 is the left view of accompanying drawing 1.
The specific embodiment
As shown in drawings: hot rolled ribbed steel bar is coiled decoiling and straightening machine pre-straightening auxiliary guide mechanism and is comprised support (1), axle bed (2), swing span and elastic part, swing span is by hollow minor axis (3), (4), fixed supported slab frame (5), stationary roll (6), movable supporting board frame (7), movable roll (8), clamping force adjusting device and adjustment seat (9) are formed, the clamping force adjusting device comprises the spring (10) that is installed in movable supporting board frame (8) one ends and is positioned at the nut of adjusting on the seat (9) (11), screw rod (12) and handle (13), hollow minor axis (3), (4) be installed on the support (1) by axle bed (2), swing span is installed in hollow minor axis (3) by the fixed supported slab frame (5) on it, (4) on, one end of movable supporting board frame (7) is connected by the end of connecting pin with fixed supported slab frame (5), the other end is by adjusting the other end that seat (9) is installed in fixed supported slab (5), stationary roll (6) and movable roll (8) are installed in respectively on fixed supported slab frame (5) and the movable supporting board frame (7), elastic part is by extension spring (14), extension spring seat (15), clutch sub (16) and hitching post (17) are formed, extension spring seat (15) is fixed on the fixed supported slab frame (5) of swing span, hitching post (17) is housed on the fixed supported slab frame (5), clutch sub (16) is housed on the extension spring seat (15), the upper end of extension spring (15) is connected with extension spring seat (14) with clutch sub (16) by hitching post (17), and the lower end is fixed on the support (1).
During work, reinforcing bar enters hollow rotating shaft (3) back by stationary roll (6) and movable roll (8), go out from another hollow rotating shaft (4) again, rotary handle (13) adjusting screw(rod) (12), can adjust the upper and lower position of movable roll (8), so that reinforcing bar is applied enough clamping forces by stationary roll (6) and movable roll (8) cooperation.When reversing more reinforcing bar and enter pendular body, can apply a bigger torsion to pendular body, making pendular body is that the axle center clockwise direction turns an angle (as shown in Figure 2) with hollow minor axis (3), (4), make with pendular body be connected with support (1) extension spring (14) stretching certain distance, promptly the stretching action by extension spring (14) will reverse the anti-certain angle of turning round of more reinforcing bar, and aligning becomes qualified reinforcing bar in the straightening mechanism so that successfully reinforcing bar is sent into.Simultaneously, by pulling out or advance the clutch of hitching post (17) control clutch sub (16), can regulate the swing torsion of pendular body, to adapt to the reinforcing bar of different size diameter.
Claims (1)
1, a kind of hot rolled ribbed steel bar is coiled decoiling and straightening machine pre-straightening auxiliary guide mechanism, it comprises support its feature, axle bed, swing span and elastic part, swing span is by hollow minor axis, the fixed supported slab frame, stationary roll, the movable supporting board frame, movable roll, clamping force adjusting device and adjustment seat are formed, axle bed is installed on the support, hollow minor axis is positioned at the two ends of fixed supported slab frame, the fixed supported slab frame is installed on the axle bed and by elastic part by hollow minor axis and is connected with support, the movable supporting board frame is installed on the fixed supported slab frame by adjusting seat, the clamping force adjusting device is installed in to be adjusted on the seat, and stationary roll and movable roll are installed in respectively on fixed supported slab frame and the movable supporting board frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01249741 CN2507578Y (en) | 2001-09-18 | 2001-09-18 | Prestraightening second guide mechanism for hot-rolled ribbed bar reel paying-off straightener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01249741 CN2507578Y (en) | 2001-09-18 | 2001-09-18 | Prestraightening second guide mechanism for hot-rolled ribbed bar reel paying-off straightener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2507578Y true CN2507578Y (en) | 2002-08-28 |
Family
ID=33660047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01249741 Expired - Fee Related CN2507578Y (en) | 2001-09-18 | 2001-09-18 | Prestraightening second guide mechanism for hot-rolled ribbed bar reel paying-off straightener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2507578Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100418662C (en) * | 2003-09-25 | 2008-09-17 | 张光伟 | Hot rolled ribbed bar straightening method |
| CN110104500A (en) * | 2019-06-06 | 2019-08-09 | 何嘉乐 | A kind of automation apparatus for spooling thread-like products |
-
2001
- 2001-09-18 CN CN 01249741 patent/CN2507578Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100418662C (en) * | 2003-09-25 | 2008-09-17 | 张光伟 | Hot rolled ribbed bar straightening method |
| CN110104500A (en) * | 2019-06-06 | 2019-08-09 | 何嘉乐 | A kind of automation apparatus for spooling thread-like products |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |